Bergholtz, Helga
Lien, Tonje Gulbrandsen
Ursin, Giske
Holmen, Marit Muri
Helland, Åslaug
Sørlie, Therese
Haakensen, Vilde Drageset http://orcid.org/0000-0003-0864-3628
Funding for this research was provided by:
Helse S?r-?st RHF (2012056)
Helse S?r-?st RHF (2010046)
Norges Forskningsr?d (794926)
Article History
Received: 16 May 2018
Accepted: 5 December 2018
First Online: 6 January 2019
Compliance with Ethical Standards
:
: All women provided a signed informed consent. The study was approved by the Norwegian Regional Committee for Medical and Health Research Ethics, Region South-East (IRB approval no S-02036) and the Protocol Committee of Oslo University Hospital, Oncological department (ref: 2002–15) and finally by the Norwegian Centre for Research Data (NSD) (ref: 2004/00008 CBR/−).
: All authors declare that they have no potential conflicts of interest.